Case-mix differences among ambulatory patients seen by internists in various settings.
D000553:Ambulatory Care / Q000191:economics*; D002140:California; D003365:Costs and Cost Analysis; D003953:Diagnosis-Related Groups; D006801:Humans; D006973:Hypertension / Q000191:economics / Q000628:therapy*; D007388:Internal Medicine; D010044:Outpatient Clinics, Hospital / Q000191:economics*; D011331:Private Practice / Q000191:economics*